/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.dxf2.metadata;

import static org.junit.jupiter.api.Assertions.assertEquals;

import com.fasterxml.jackson.databind.ObjectMapper;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import javax.xml.xpath.XPathExpressionException;
import org.hisp.dhis.common.IdentifiableObject;
import org.hisp.dhis.dataelement.DataElement;
import org.hisp.dhis.dataelement.DataElementService;
import org.hisp.dhis.dataset.DataSet;
import org.hisp.dhis.dataset.DataSetService;
import org.hisp.dhis.organisationunit.OrganisationUnit;
import org.hisp.dhis.organisationunit.OrganisationUnitService;
import org.hisp.dhis.period.MonthlyPeriodType;
import org.hisp.dhis.period.Period;
import org.hisp.dhis.period.PeriodService;
import org.hisp.dhis.query.Query;
import org.hisp.dhis.schema.SchemaService;
import org.hisp.dhis.test.TestBase;
import org.hisp.dhis.test.integration.PostgresIntegrationTestBase;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInstance;
import org.junit.jupiter.api.TestInstance.Lifecycle;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.transaction.annotation.Transactional;

/**
 * @author bobj
 */
@TestInstance(Lifecycle.PER_CLASS)
@Transactional
class DefaultExportServiceTest extends PostgresIntegrationTestBase {

  @Autowired private DataElementService dataElementService;

  @Autowired private DataSetService dataSetService;

  @Autowired private OrganisationUnitService organisationUnitService;

  @Autowired private PeriodService periodService;

  @Autowired private MetadataExportService exportService;

  @Autowired private SchemaService schemaService;

  @Autowired
  @Qualifier("xmlMapper")
  private ObjectMapper xmlMapper;

  private DataElement deA;

  private DataElement deB;

  private DataElement deC;

  private DataSet dsA;

  private OrganisationUnit ouA;

  private OrganisationUnit ouB;

  private Period peA;

  private Period peB;

  @BeforeAll
  void setUp() {
    deA = createDataElement('A');
    deB = createDataElement('B');
    deC = createDataElement('C');
    dsA = TestBase.createDataSet('A', new MonthlyPeriodType());
    ouA = TestBase.createOrganisationUnit('A');
    ouB = TestBase.createOrganisationUnit('B');
    peA = TestBase.createPeriod(TestBase.getDate(2012, 1, 1), TestBase.getDate(2012, 1, 31));
    peB = TestBase.createPeriod(TestBase.getDate(2012, 2, 1), TestBase.getDate(2012, 2, 29));
    deA.setUid("f7n9E0hX8qk");
    deB.setUid("Ix2HsbDMLea");
    deC.setUid("eY5ehpbEsB7");
    dsA.setUid("pBOMPrpg1QX");
    ouA.setUid("DiszpKrYNg8");
    ouB.setUid("BdfsJfj87js");
    deA.setCode("DE_A");
    deB.setCode("DE_B");
    deC.setCode("DE_C");
    dsA.setCode("DS_A");
    ouA.setCode("OU_A");
    ouB.setCode("OU_B");
    dataElementService.addDataElement(deA);
    dataElementService.addDataElement(deB);
    dataElementService.addDataElement(deC);
    dataSetService.addDataSet(dsA);
    organisationUnitService.addOrganisationUnit(ouA);
    organisationUnitService.addOrganisationUnit(ouB);
    periodService.addPeriod(peA);
    periodService.addPeriod(peB);
  }

  @Test
  @SuppressWarnings("unchecked")
  void exportMetaDataTest() throws IOException, XPathExpressionException {
    MetadataExportParams params = new MetadataExportParams();
    params.addQuery(Query.from(schemaService.getSchema(DataElement.class)));
    params.addQuery(Query.from(schemaService.getSchema(OrganisationUnit.class)));
    Map<Class<? extends IdentifiableObject>, List<? extends IdentifiableObject>> metadataMap =
        exportService.getMetadata(params);
    Metadata metadata = new Metadata();
    metadata.setDataElements((List<DataElement>) metadataMap.get(DataElement.class));
    metadata.setOrganisationUnits((List<OrganisationUnit>) metadataMap.get(OrganisationUnit.class));
    String metaDataXml = xmlMapper.writeValueAsString(metadata);
    assertEquals("1", xpathTest("count(//d:organisationUnits)", metaDataXml));
    assertEquals("2", xpathTest("count(//d:organisationUnit)", metaDataXml));
    assertEquals("3", xpathTest("count(//d:dataElement)", metaDataXml));
    assertEquals("DE_A", xpathTest("//d:dataElement[@name='DataElementA']/@code", metaDataXml));
  }
}
